句子加逗號後接非限制性定語從句 1. My friend showed me round the town, which was very kind of him. (逗號後接了which引導的非限制性定語從句)
2. The man pulled out of a gold watch, the hands of which (whose hands) were made of small diamonds. (逗號後接了of which引導的非限制性定語從句)
3. They will fly to Kunming, where they will stay for two or three days. (逗號後接了where引導的非限制性定語從句)。 二句子加逗號後接分詞短語 句子加逗號後接分詞短語且常是現在分詞短語，表主動進行做伴隨或結果。
如 1. The little girl lied on the playground, looking into the sky. (逗號後接現在分詞短語表伴隨狀語)
2. The child fell, striking his head against the door.(逗號後接現在分詞短語作結果狀語表自然而然的結果。)
三句子加逗號後接不定式短語 句子加逗號後接不定式短語作結果狀語，表未預料到的結果。如
1. He hurried to the station, only to find the train had already gone. (逗號後接不定式短語作結果狀語表出人意料的結果)
2. Lily’s mobile phone was left in a taxi accidentally, never to be found again. (逗號後接不定式短語作結果狀語表出人意料的結果)
四句子加逗號後接形容詞或形容詞短語 句子加逗號後接形容詞或形容詞短語作伴隨狀語。如 1. We reached the temple, tired and hungry. 我們又累又餓地到了寺廟。
2. The earth is a mysterious planet, filled with many mysterious stories. 地球是一個神奇的星球充滿了神秘的故事。 另外注意下面的句子與上面句子的區別 She came up looked at , hugged me and cried. (用and 連線了一系列的謂語動詞。前面用逗號連線，最後用and 連線) 總而言之一個句子加逗號後後面的成分只能用非限制性定語從句、分詞短語、不定式短語和形容詞或形容詞短語絕不能用逗號來連線兩個句子。
句子加逗號後接非限制性定語從句 1. My friend showed me round the town, which was very kind of him. (逗號後接了which引導的非限制性定語從句)
2. The man pulled out of a gold watch, the hands of which (whose hands) were made of small diamonds. (逗號後接了of which引導的非限制性定語從句)
3. They will fly to Kunming, where they will stay for two or three days. (逗號後接了where引導的非限制性定語從句)。 二句子加逗號後接分詞短語 句子加逗號後接分詞短語且常是現在分詞短語，表主動進行做伴隨或結果。
如 1. The little girl lied on the playground, looking into the sky. (逗號後接現在分詞短語表伴隨狀語)
2. The child fell, striking his head against the door.(逗號後接現在分詞短語作結果狀語表自然而然的結果。)
三句子加逗號後接不定式短語 句子加逗號後接不定式短語作結果狀語，表未預料到的結果。如
1. He hurried to the station, only to find the train had already gone. (逗號後接不定式短語作結果狀語表出人意料的結果)
2. Lily’s mobile phone was left in a taxi accidentally, never to be found again. (逗號後接不定式短語作結果狀語表出人意料的結果)
四句子加逗號後接形容詞或形容詞短語 句子加逗號後接形容詞或形容詞短語作伴隨狀語。如 1. We reached the temple, tired and hungry. 我們又累又餓地到了寺廟。
2. The earth is a mysterious planet, filled with many mysterious stories. 地球是一個神奇的星球充滿了神秘的故事。 另外注意下面的句子與上面句子的區別 She came up looked at , hugged me and cried. (用and 連線了一系列的謂語動詞。前面用逗號連線，最後用and 連線) 總而言之一個句子加逗號後後面的成分只能用非限制性定語從句、分詞短語、不定式短語和形容詞或形容詞短語絕不能用逗號來連線兩個句子。